Description

4,5-Dibromothiophene-2-Carboxylic Acid, 98+% is a high-purity brominated heterocyclic building block essential for advanced organic synthesis. This compound is valued for its role as a versatile precursor in the development of complex molecules, particularly in pharmaceutical and materials science research. It is primarily sought by R&D chemists and process development scientists working on novel active pharmaceutical ingredients (APIs), agrochemicals, and functional organic materials.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the thiophene core for bioactivity.
• Organic Electronic Materials: Serves as a precursor for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Utilized to create tagged molecules for studying biological pathways and protein interactions.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis projects requiring specific bromination patterns on a thiophene scaffold.

Basic Information

Product Name	4,5-Dibromothiophene-2-Carboxylic Acid, 98+%
CAS No.	7311-68-4
Molecular Formula	C5H2Br2O2S
Molecular Weight	295.94 g/mol
Synonyms	2,3-Dibromothiophene-5-carboxylic acid; 5-Carboxy-2,3-dibromothiophene; Thiophene-2-carboxylic acid, 4,5-dibromo-; 4,5-Dibromo-2-thiophenecarboxylic acid; 4,5-Dibromothiophene-2-carboxylic acid; 2,3-Dibromo-5-thiophenecarboxylic acid; 4,5-Dibromothiophene-2-carboxylic acid, 98+%; 7311-68-4
EINECS	Contact for details

Quality Control

Our 4,5-Dibromothiophene-2-Carboxylic Acid is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, NMR, and elemental analysis to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is light-sensitive (store away from light). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.